The Yuzuki family's four brothers cherish each other deeply. Among them, the second son, Mikoto, dotes on Minato, the third son, while Minato, in turn, adores Gakuto, the youngest. 
M-Minato, thank you!
M-Minato-niisan, danke.
Ich habe schon verstanden.
M-Minato, grazie. Ho capito, ora però basta.
O-Obrigado, maninho Minato!